Chassis rail extrusion



FIG. 1 is a right side perspective view showing my new design for a chassis rail extrusion,

FIG. 2 is a left side perspective view,

FIG. 3 is an alternate left side perspective view,

FIG. 4 is an alternate right side perspective view,

FIG. 5 is a top view,

FIG. 6 is a bottom view,

FIG. 7 is a right side view,

FIG. 8 is a left side view,

FIG. 9 is an end view, shown in a larger scale; and,

FIG. 10 is an opposite end view, shown in a larger scale.

The chassis rail extrusion is shown with symbolic breaks in its length. The appearance of any portion of the article between the break lines form no part of the claimed design. 

CLAIM The ornamental design for a chassis rail extrusion, as shown and described. 